import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/welcome',
    children: [{
      path: 'welcome',
      name: 'Welcome',
      component: () => import('@/views/welcome/index'),
      meta: { title: 'Welcome', icon: 'education' }
    }]
  },

  {
    path: '/dashboard',
    component: Layout,
    redirect: '/dashboard',
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      component: () => import('@/views/dashboard/index'),
      meta: { title: 'Dashboard', icon: 'dashboard' }
    }]
  },

  {
    path: '/user',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'User',
        component: () => import('@/views/user/index'),
        meta: { title: 'User', icon: 'user-icon' }
      }
    ]
  },

  {
    path: '/version',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'Version',
        component: () => import('@/views/version/index'),
        meta: { title: 'Version', icon: 'version' }
      }
    ]
  },

  {
    path: '/assets',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'Assets',
        component: () => import('@/views/assets/index'),
        meta: { title: 'Assets', icon: 'assets' }
      }
    ]
  },

  {
    path: '/avatar',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'Avatar',
        component: () => import('@/views/avatar/index'),
        meta: { title: 'Avatar', icon: 'avatar0' }
      }
    ]
  },

  {
    path: '/equip',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'Equip',
        component: () => import('@/views/equip/index'),
        meta: { title: 'Equip', icon: 'equipment' }
      }
    ]
  },

  {
    path: '/trial',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'Trial',
        component: () => import('@/views/trial/index'),
        meta: { title: 'Trial', icon: 'trial' }
      }
    ]
  },

  {
    path: '/match',
    component: Layout,
    children: [
      {
        path: 'index',
        name: 'Match',
        component: () => import('@/views/match/index'),
        meta: { title: 'Match', icon: 'match' }
      }
    ]
  },

  // {
  //   path: '/form',
  //   component: Layout,
  //   hidden: true,
  //   children: [
  //     {
  //       path: 'index',
  //       name: 'Form',
  //       component: () => import('@/views/form/index'),
  //       meta: { title: 'Form', icon: 'form' }
  //     }
  //   ]
  // },

  {
    path: 'external-link',
    component: Layout,
    children: [
      {
        path: 'https://github.com/TastSong/CrazyCar',
        meta: { title: 'External Link', icon: 'link' }
      }
    ]
  }
  /**
 * asyncRoutes
 * the routes that need to be dynamically loaded based on user roles
 */
  // {
  //   path: '/permission',
  //   component: Layout,
  //   redirect: '/permission/page',
  //   alwaysShow: true, // will always show the root menu
  //   name: 'Permission',
  //   meta: {
  //     title: 'Permission',
  //     icon: 'lock',
  //     roles: ['admin', 'editor'] // you can set roles in root nav
  //   },
  //   children: [
  //     {
  //       path: 'page',
  //       component: () => import('@/views/permission/page'),
  //       name: 'PagePermission',
  //       meta: {
  //         title: 'Page Permission',
  //         roles: ['admin'] // or you can only set roles in sub nav
  //       }
  //     },
  //     {
  //       path: 'directive',
  //       component: () => import('@/views/permission/directive'),
  //       name: 'DirectivePermission',
  //       meta: {
  //         title: 'Directive Permission'
  //         // if do not set roles, means: this page does not require permission
  //       }
  //     },
  //     {
  //       path: 'role',
  //       component: () => import('@/views/permission/role'),
  //       name: 'RolePermission',
  //       meta: {
  //         title: 'Role Permission',
  //         roles: ['admin']
  //       }
  //     }
  //   ]
  // },

  // ********* 放在最后 *********
  // 404 page must be placed at the end !!!
  // { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
  // mode: 'history', // require service support
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
